<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        /* 底部样式 */
        .bottom-bar {
            height: 56px;
            background-color: #f8f9fa;
            display: flex;
            align-items: center;
            justify-content: center;
        }
    </style>
</head>
<body>
<div class="bottom-bar">
    <p>版权所有 &copy; 2025</p>
</div>
</body>
</html>